Chemistry The gas used for artificial ripening of green fruit is acetylene ethylene ethane carbon dioxide acetylene ethylene ethane carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that is used in the manufacture of vanaspati ghee is : Oxygen Hydrogen Carbon dioxide Nitrogen Oxygen Hydrogen Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is pure matter ? Iron Air Brass Carbon–dioxide Iron Air Brass Carbon–dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ? Phenolphthaline Methyl red Methyl orange Methylene blue Phenolphthaline Methyl red Methyl orange Methylene blue ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardest allotrope of carbon is Lamp black Diamond Graphite Coke Lamp black Diamond Graphite Coke ANSWER DOWNLOAD EXAMIANS APP
Chemistry The deterioration of a metal by an electrochemical process is commonly termed as Erosion Corrosion Abrasion Passivation Erosion Corrosion Abrasion Passivation ANSWER DOWNLOAD EXAMIANS APP